06-11-2019
Mathematics

contestada

Nineteen less than nine times a number is equal to 11 more than seven times the number

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06-11-2019

Answer:

n=10

Step-by-step explanation:

9n-19 = 11+7n

-7n -7n

3n -19 = 11

+19 +19

3n = 30

--- ----

3 3

n=10

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